Science Source General Science

Photo taken with normal (strobe) light on daylight slide film.

A simple demonstration of light refraction. Light travels at different speeds in different optical mediums, such as water and air. When light from an...

A simple demonstration of light refraction. Light travels at different speeds in different optical mediums, such as water and air. When light from an...

A simple demonstration of light refraction. Light travels at different speeds in different optical mediums, such as water and air. When the light from...

Optical effect produced by a double concave lens.

Optical effect produced by a convex lens.

Light travels through a Lucite rod.

Uric acid crystals; 30x magnification; polarized.

Computer-generated model of an ammonia molecule (NH3). Created with ATOMS 2.3.

Computer-generated model of an ammonia molecule (NH3). Created with ATOMS 2.3.

Fractal geometry. Computer-generated image derived from a fractal set. Fractal geometry is used to derive complex shapes as are often found in nature....

Fractal geometry. Computer-generated image derived from a fractal set. Fractal geometry is used to derive complex shapes as are often found in nature....

Fractal geometry. Computer-generated image derived from a fractal set. Fractal geometry is used to derive complex shapes as are often found in nature....

Inverted image through a double convex lens.

Image enlargement with a convex lens.

Image reduction with concave lens.

X-ray of a computer chip.

X-ray image of a pocket watch.

Computer-generated mathematical 3D surface. Z=SIN squared (SQRT(X squared + Y squared).

Computer-generated model of a water molecule, combining oxygen (yellow) and hydrogen (blue). Created with ATOMS 2.3.

Computer-generated models of miscellaneous molecules. Clockwise from top left: water, ammonium, carbon monoxide, phosphate and proline (an amino acid)...

Computer-generated models of methanol (wood alcohol) at lower left and ethanol (grain alcohol) at top right.

Computer Model of a C60 Fullerene.

Person looking at a hologram.

Argon ion laser reflecting a beam.

Sulfuric acid reaction with sugar. No. 5 of 5.

Amino acids. Molecular graphics of three different amino acids. Clockwise from top left: methionine (C5H11SNO2), lysine (C6H14N2.O2) and glutamic acid...

Airy disk and airy pattern.

Montage of double-slit diffraction patterns. The double-slit experiment is an experiment that demonstrates the inseparability of the wave and particle...

The double-slit experiment is an experiment that demonstrates the inseparability of the wave and particle natures of light and other quantum particles...

Laser.

White LEDs used in a flashlight.

Fiber emitting laser light.

Laser beams.

Fiber emitting laser light.

Fiber emitting laser light.

A Foucault Pendulum at the Griffith Observatory, in Los Angeles.

Laser beam reflected by a mirror.

Laser research.

Equilateral prism deflecting laser beam.

Sound wave of a musical instrument.

Circular wave ripples with a wave generator located at the right edge of the photograph.

Surface ripples moving over a straight step.

Each cup contains a dime, a United States coin. The cup on the left is filled with water, and more of the dime is visible because the light is refract...

In 1851, Jean-Bernard-Leon Foucault suspended a pendulum, (later named the Foucault pendulum) from the dome of the Pantheon in Paris. The length of th...

When light is incident from the air on an acrylic block it refracts (bends) toward the normal to the surface. When light exits the block through the s...

Three laser beams are used to demonstrate light propagation through a cylindrical negative lens.

Laser beam refracted by a positive cylindrical lens.

A setup demonstrating a classic case of Fresnel diffraction on a circular aperture. Here of a diode laser beam (635 nm) is incident on a small apertur...

X-Ray of a rose.